DE80407C - - Google Patents
Info
- Publication number
- DE80407C DE80407C DENDAT80407D DE80407DA DE80407C DE 80407 C DE80407 C DE 80407C DE NDAT80407 D DENDAT80407 D DE NDAT80407D DE 80407D A DE80407D A DE 80407DA DE 80407 C DE80407 C DE 80407C
- Authority
- DE
- Germany
- Prior art keywords
- acid
- carboxylic acid
- benzoic acid
- terephtaloyl
- converted
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C66/00—Quinone carboxylic acids
- C07C66/02—Anthraquinone carboxylic acids
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE80407C true DE80407C (OSRAM) |
Family
ID=352966
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT80407D Active DE80407C (OSRAM) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE80407C (OSRAM) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3089879A (en) * | 1959-12-21 | 1963-05-14 | Standard Oil Co | Separating 4, 4'-benzophenone dicarboxylic acid from a mixture of 4, 4'-and 2, 4'-benzophenone dicarboxylic acids and concurrently producing 2 anthraquinone carboxylic acid |
| EP0822177A1 (en) * | 1996-07-31 | 1998-02-04 | Laboratoire Medidom S.A. | Process for producing rhein and diacerhein |
| US5864048A (en) * | 1996-07-31 | 1999-01-26 | Laboratoire Medidom S.A. | Rhein derivatives and new processes for producing rhein derivatives |
-
0
- DE DENDAT80407D patent/DE80407C/de active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3089879A (en) * | 1959-12-21 | 1963-05-14 | Standard Oil Co | Separating 4, 4'-benzophenone dicarboxylic acid from a mixture of 4, 4'-and 2, 4'-benzophenone dicarboxylic acids and concurrently producing 2 anthraquinone carboxylic acid |
| EP0822177A1 (en) * | 1996-07-31 | 1998-02-04 | Laboratoire Medidom S.A. | Process for producing rhein and diacerhein |
| US5864048A (en) * | 1996-07-31 | 1999-01-26 | Laboratoire Medidom S.A. | Rhein derivatives and new processes for producing rhein derivatives |
| US5986129A (en) * | 1996-07-31 | 1999-11-16 | Laboratoire Medidom S.A. | Process for producing rhein and diacerhein |
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